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  • Email: support@hoseki.app. Real people answer.
  • Bitcoin Control Center bugs and feature requests: GitHub Issues
  • Security issues: report privately. See SECURITY.md.
  • A partner’s request: contact the partner first. Their support email is in the request email.

What to include

  • The product: Prove or Bitcoin Control Center.
  • Prove: your account email, and the Claim ID if it’s about a claim.
  • Control Center: your platform (Mac, Windows, or StartOS) and app version.
  • What you did, what you expected, and what happened.
  • The exact error message, or a screenshot with balances and addresses hidden.
Never share your seed phrase, private keys, API keys, xpubs, sign-in codes, or Control Center’s data folder. Support will never ask.

Find your app version

This applies to Bitcoin Control Center. The version isn’t shown inside the app yet.